class_docstr: A structured environment which returns random actions
docstr: The currently active gym action space.
          
docstr_tok: ["The","currently","active","gym","action","space","."]
code: def action_space(self) -> gym.spaces.Dict:
      """The currently active gym action space."""
      return self._action_spaces_dict[self._sub_step_index]
  
imports: from typing import Any, Dict, Union, Tuple, Callable, Optional
  import gym
  import numpy
  from maze.core.env.maze_env import MazeEnv
  from maze.core.env.structured_env import StructuredEnv, StepKeyType, ActorID
  from maze.core.env.structured_env_spaces_mixin import StructuredEnvSpacesMixin
  from maze.core.wrappers.wrapper import Wrapper
label_desc: Use image node_id 9 for calling the DummyStructuredEnvironment obj's underlying member method code with example usage: obj.action_space() and returns: self